Home / 164,983.60-247,506.18-76,178.44

Finding the Fourth Proportional to 164,983.60, 247,506.18 and 76,178.44

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Solution

The fourth proportional to 164,983.60, 247,506.18 and 76,178.44 is: 114,281.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,983.60 : 247,506.18 = 76,178.44 : x
  2. Step 2: Convert to fraction form
    164,983.60/247,506.18 = 76,178.44/x
  3. Step 3: Cross multiply
    164,983.60x = 247,506.18 × 76,178.44
  4. Step 4: Simplify right side
    164,983.60x = 18,854,634,682.76
  5. Step 5: Solve for x
    x = 18,854,634,682.76/164,983.60
  6. Step 6: Final answer
    x = 114,281.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.